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Paul Mundt96de1a82008-02-26 14:52:45 +09001#ifndef __LINUX_SERIAL_SCI_H
2#define __LINUX_SERIAL_SCI_H
Paul Mundtecd95612006-09-27 17:32:30 +09003
4#include <linux/serial_core.h>
Peter Huewe04e82ff2010-03-10 11:55:05 +09005#ifdef CONFIG_SERIAL_SH_SCI_DMA
Guennadi Liakhovetski73a19e42010-03-02 11:39:15 +09006#include <asm/dmaengine.h>
Peter Huewe04e82ff2010-03-10 11:55:05 +09007#endif
Paul Mundtecd95612006-09-27 17:32:30 +09008
9/*
Paul Mundt96de1a82008-02-26 14:52:45 +090010 * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts)
Paul Mundtecd95612006-09-27 17:32:30 +090011 */
12
13/* Offsets into the sci_port->irqs array */
14enum {
15 SCIx_ERI_IRQ,
16 SCIx_RXI_IRQ,
17 SCIx_TXI_IRQ,
18 SCIx_BRI_IRQ,
19 SCIx_NR_IRQS,
20};
21
Guennadi Liakhovetski73a19e42010-03-02 11:39:15 +090022struct device;
23
Paul Mundtecd95612006-09-27 17:32:30 +090024/*
25 * Platform device specific platform_data struct
26 */
27struct plat_sci_port {
28 void __iomem *membase; /* io cookie */
29 unsigned long mapbase; /* resource base */
30 unsigned int irqs[SCIx_NR_IRQS]; /* ERI, RXI, TXI, BRI */
31 unsigned int type; /* SCI / SCIF / IRDA */
32 upf_t flags; /* UPF_* flags */
Magnus Damm501b8252009-01-21 15:14:30 +000033 char *clk; /* clock string */
Guennadi Liakhovetski73a19e42010-03-02 11:39:15 +090034 struct device *dma_dev;
Peter Huewe04e82ff2010-03-10 11:55:05 +090035#ifdef CONFIG_SERIAL_SH_SCI_DMA
Guennadi Liakhovetski73a19e42010-03-02 11:39:15 +090036 enum sh_dmae_slave_chan_id dma_slave_tx;
37 enum sh_dmae_slave_chan_id dma_slave_rx;
Peter Huewe04e82ff2010-03-10 11:55:05 +090038#endif
Paul Mundtecd95612006-09-27 17:32:30 +090039};
40
Paul Mundt96de1a82008-02-26 14:52:45 +090041#endif /* __LINUX_SERIAL_SCI_H */